{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "LC - ESI - MS studies corroborated the identities of four glucosides and seven aglycones , among them vanillin ( 5 . 7 / 100 g ) , 4 - hydroxybenzyl alcohol ( 3 . 6 / 100 g ) , and anisyl alcohol ( 7 . 1 / 100 g ) were found in high concentrations ."}
{"Chemical": ["vanillin", "4 - hydroxybenzyl alcohol", "anisyl alcohol"]}